BYOT.L Regulatory News (BYOT)

TR-1: NOTIFICATION OF MAJOR INTEREST IN SHARESi

1. Identity of the issuer or the underlying issuerof existing shares to which voting rights areattached: ii

Byotrol Plc

2 Reason for the notification (please tick the appropriate box or boxes):

An acquisition or disposal of voting rights

Yes

An acquisition or disposal of qualifying financial instruments which may result in the acquisition of shares already issued to which voting rights are attached

An acquisition or disposal of instruments with similar economic effect to qualifying financial instruments

An event changing the breakdown of voting rights

Other (please specify):

3. Full name of person(s) subject to thenotification obligation: iii

Ruffer LLP (for its discretionary clients)

4. Full name of shareholder(s)  (if different from 3.):iv

5. Date of the transaction and date onwhich the threshold is crossed orreached: v

09 November

6. Date on which issuer notified:

09 November

7. Threshold(s) that is/are crossed orreached: vi, vii

26% to 27%

8. Notified details:

A: Voting rights attached to shares viii, ix

Class/type ofshares

if possible usingthe ISIN CODE

Situation previousto the triggeringtransaction

Resulting situation after the triggering transaction

NumberofShares

NumberofVotingRights

Numberof shares

Number of votingrights

% of voting rights x

Direct

Direct xi

Indirect xii

Direct

Indirect

GB00B0999995

29,690,382

29,690,382

39,957,048

39,957,048

-

27

-

B: Qualifying Financial Instruments

Resulting situation after the triggering transaction

Type of financialinstrument

Expirationdate xiii

Exercise/Conversion Period xiv

Number of votingrights that may beacquired if theinstrument isexercised/ converted.

% of votingrights

C: Financial Instruments with similar economic effect to Qualifying Financial Instruments xv, xvi

Resulting situation after the triggering transaction

Type of financialinstrument

Exercise price

Expiration date xvii

Exercise/Conversion period xviii

Number of voting rights instrument refers to

% of voting rights xix, xx

Nominal

Delta

Total (A+B+C)

Number of voting rights

Percentage of voting rights

39,957,048

27%

9. Chain of controlled undertakings through which the voting rights and/or thefinancial instruments are effectively held, if applicable: xxi

Proxy Voting:

10. Name of the proxy holder:

N/A

11. Number of voting rights proxy holder will ceaseto hold:

12. Date on which proxy holder will cease to holdvoting rights:

13. Additional information:

Ruffer LLP controls the voting rights over 39,957,048 shares (27% of the voting rights) of Byotrol Plc.

The change in percentage voting rights is due to Ruffer LLP buying 10,266,666 new ordinary shares on behalf of its clients in Byotrol Plc's placing. As a result of the placing, our percentage voting rights increased from 26% to 27%.

14. Contact name:

Louise Stanway

15. Contact telephone number:

020 7963 8146

Note: Annex should only be submitted to the FSA not the issuer

Annex: Notification of major interests in share

A: Identity of the persons or legal entity subject to the notification obligation

Full name

(including legal form of legal entities)

Ruffer LLP

Contact address

(registered office for legal entities)

80 Victoria Street

London SW1E 5JL

Phone number & email

020 7963 8146

lstanway@ruffer.co.uk

Other useful information

(at least legal representative for legal persons)

Louise Stanway, Compliance Officer

B: Identity of the notifier, if applicable

Full name

Ruffer LLP

Contact address

80 Victoria Street

London SW1E 5JL

Phone number & email

020 7963 8146

lstanway@ruffer.co.uk

Other useful information

(e.g. functional relationship with the person or legal entity subject to the notification obligation)

Louise Stanway, Compliance Officer

C: Additional information

Ruffer LLP controls the voting rights over 39,957,048 shares (27% of the voting rights) of Byotrol Plc.

The change in percentage voting rights is due to Ruffer LLP buying 10,266,666 new ordinary shares on behalf of its clients in Byotrol Plc's placing. As a result of the placing, our percentage voting rights increased from 26% to 27%.

For notes on how to complete form TR-1 please see the FSA website.